Alert archive / North Dakota / Tornado Watches in 2019
Tornado Watch 463
The Storm Prediction Center issued this tornado watch at Jun 29, 2019, 5:08 PM MDT for 21 counties in North Dakota. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 29, 2019, 5:08 PM MDT (23:08 UTC)
- Expired
- Jun 30, 2019, 12:00 AM MDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 3 in
- Strongest gust expected
- 60 kt
All 21 counties
Adams County, ND, Burleigh County, ND, Dickey County, ND, Dunn County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Sheridan County, ND, Sioux County, ND, Stark County, ND, Stutsman County, ND, Wells County, ND
The radar
The Bismarck radar (KBIS), 33 km from the middle of the area, began a volume at 23:10 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 60%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 60%
- One or more hailstones of 2 inches or more
- 60%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 5:11 PM MDT | Severe Thunderstorm Warning | BIS | Stark | 49 min |
| Jun 29, 6:03 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 57 min |
| Jun 29, 6:30 PM MDT | Severe Thunderstorm Warning | BIS | Grant | 60 min |
| Jun 29, 7:11 PM MDT | Tornado Warning | BIS | Grant | 34 min |
| Jun 29, 7:33 PM MDT | Severe Thunderstorm Warning | BIS | Morton | 57 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 11.1 hours before the alert went out and 37 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 3330 J/kg
- Mixed-layer CIN
- -206 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 274 m²/s²
- 0-3 km storm-relative helicity
- 406 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 9:48 PM MDT | Severe Thunderstorm Watch | SPC | Bottineau, Burke, Divide, McHenry, McKenzie, Mountrail and 3 more | 9 hr |
| Jun 28, 10:41 PM MDT | Mesoscale Discussion | SPC | Divide, Williams | 94 min |
| Jun 29, 1:15 AM MDT | Mesoscale Discussion | SPC | Billings, Burke, Divide, Dunn, Golden Valley, McKenzie and 6 more | 2 hr |
| Jun 29, 3:28 AM MDT | Mesoscale Discussion | SPC | McKenzie, Mountrail, Ward | 107 min |
| Jun 29, 5:14 AM MDT | Mesoscale Discussion | SPC | Benson, Bottineau, Cavalier, Eddy, Foster, Grand Forks and 12 more | 2 hr |
| Jun 29, 5:53 AM MDT | Severe Thunderstorm Watch | SPC | Barnes, Benson, Bottineau, Cass, Cavalier, Eddy and 16 more | 7 hr |
| Jun 29, 8:17 AM MDT | Mesoscale Discussion | SPC | Benson, Cass, Cavalier, Eddy, Foster, Grand Forks and 10 more | 118 min |
| Jun 29, 10:13 AM MDT | Mesoscale Discussion | SPC | Barnes, Cass, Steele, Traill | 92 min |
| Jun 29, 4:12 PM MDT | Mesoscale Discussion | SPC | Dickey, Dunn, Emmons, Grant, Hettinger, Logan and 6 more | 93 min |
Nearby
Tornado Watches in North Dakota, 2019Every tornado watch in 2019
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.